A kind of clamping device
Technical field
The present invention relates to a kind of clamping device.
Background technology
In the production process of the sealing strip using on automotive window, need to be fixedly clamped to sealing strip,Then just can carry out Punching Technology. At present, be all by manually sealing strip being fixed, cause producingThere is certain deviation in sealing strip out, poor repeatability, and also artificial fixed efficiency is low, and impact is producedSpeed.
Summary of the invention
The object of the present invention is to provide a kind of clamping device, the sealing strip that can effectively be fixedly clamped, withTime can improve again the production efficiency of sealing strip.
To achieve these goals, the present invention adopts following technical scheme: a kind of clamping device, comprises solidReservation, described holder is provided with and can holds the through hole that a driving wedge slides up and down, and described driving wedge bottom canContact with a driving mechanism, be fixed with profiling piece on described holder, described through hole passes profiling piece,On described profiling piece, be fixed with the spring bearer plate one that covers through hole upper end, described spring bearer plate one and drivingWedge is connected by the first spring, and described through hole is positioned at monosymmetric on holder and is provided with some passingHolder and can hold the slideway that a slide block horizontally slips, described slideway is provided with and holder away from through hole one endThe spring bearer plate two fixing, described spring bearer plate two is connected by the second spring with slide block, described cunningOn piece, be fixedly connected with clamp, described clamp under the horizontally slipping of slide block near or away from profiling piece.Holder can be arranged to square or circular, or even other shapes, the profiling piece on holderCan be arranged to and holder same shape, also can be arranged to and holder difformity, simultaneously canOn holder, be provided with several slideways, the corresponding clamp of each slideway, a clamping device canClamp some sealing strips simultaneously, increase work efficiency.
Drive a kind of set-up mode of wedge, described driving wedge comprises driving wedge top and drives wedge bottom, instituteState and drive the wedge upper width formation inclined-plane that diminishes gradually from lower to upper, the width of described driving wedge bottom is with logicalThe width in hole is equal, and the bottom of described driving wedge bottom can contact with described driving mechanism. Drive wedge to existUnder the driving mechanism of bottom promotes, up slide, the spacing between slide block and driving wedge diminishes gradually, slidingPiece is driving under the effect of wedge upper inclined surface, and slide block is to sliding away from through hole direction.
Further, described through hole lower end is provided with a stopper, and the width of described stopper adds and drives wedgeWidth is greater than the width of through hole. Stopper prevents from driving wedge to depart from through hole.
A kind of connected mode of clamp and slide block, described clamp and slide block screw thread are affixed.
Further, described through hole is through holder and profiling Kuai center.
Drive wedge under the promotion of driving mechanism, up slide, owing to driving wedge upper width to diminish graduallyForm inclined-plane, slide block is driving under the promotion of wedge, slides, thereby slide block is driven away from the direction of through holeClamp is away from the motion of profiling piece direction, and clamp outwards opens to a certain degree, can take out profiling pieceSealing strip with the completion of processing in clamp; Put into again a sealing strip that needs processing, now removeThe active force of driving mechanism, under the effect of the bounce of the first spring and the second spring, makes slide block to leaning onNearly through hole direction is slided, and drives wedge down sliding, drives bottom and the stopper of wedge bottom to connect, slidingPiece drives clamp to draw close clamping sealing strip to profiling piece, carries out the processing of this sealing strip. Driving machineStructure can employing cylinder, when the piston rod jack-up of cylinder, thereby touches and makes with the bottom connection that drives wedgeDrive wedge upward sliding, when the piston rod of cylinder restores to the original state, drive the bottom and stopper phase of wedge bottomButt, has certain distance with piston rod, can certainly adopt hydraulic cylinder and other driving mechanisms.
The present invention compared with prior art, has following beneficial effect: 1, by drive wedge and the first spring,Elastic force between slide block and the second spring, and drive the active force between wedge and slide block, at driving mechanismPromotion under, drive the clamping of clamp and profiling piece and unclamp, effectively fixing seal bar, canSo that many sealing strips are processed simultaneously, not only efficiency is high, and the sealing strip repeatability processingGood; 2, opening and the smooth transition of the whole process energy of clamping of clamp, does not produce extra noise, favourableIn reducing workshop noise, protection operating personnel.
Brief description of the drawings
Fig. 1 is the structure cutaway view of a kind of clamping device of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, a kind of clamping device of the present invention, comprises holder 1, and described holder 1 is provided withCan hold the through hole 3 that a driving wedge 2 slides up and down, described driving wedge 2 bottoms can contact with a driving mechanism,On described holder 1, be fixed with profiling piece 4, described through hole 3 is through profiling piece 4, on described profiling piece 4Be fixed with the spring bearer plate 1 that covers through hole 3 upper ends, described spring bearer plate 1 passes through with driving wedge 2The first spring 6 is connected, and described through hole 3 is positioned at monosymmetric on holder 1 and is provided with two and passesHolder 1 and can hold the slideway that a slide block 7 horizontally slips, described slideway away from through hole 3 one end be provided withThe spring bearer plate 28 that holder 1 fixes, described spring bearer plate 28 passes through the second spring 9 with slide block 7Be connected, on described slide block 7, be fixedly connected with clamp 10, described clamp 10 is in the left and right of slide block 7Slide lower near or away from profiling piece 4. Holder can be arranged to square or circular, or even otherShape, the profiling piece on holder can be arranged to and holder same shape, also can be arranged toThe shape that holder is different, can be provided with two slideways simultaneously on holder, corresponding one of each slidewayClamp, a clamping device can clamp two sealing strips simultaneously, increases work efficiency.
Drive a kind of set-up mode of wedge 2, described driving wedge 2 comprises driving wedge top 21 and drives under wedgePortion 22, the described driving wedge top 21 width formation inclined-plane that diminishes gradually from lower to upper, described driving wedge bottom22 width equates with the width of through hole 3, the bottom of described driving wedge bottom 22 can with described driving mechanismContact. Drive wedge 2 under the driving mechanism of bottom promotes, up slide, slide block 7 with drive wedge itBetween spacing diminish gradually, slide block 7 is driving under the effect on 21 inclined-planes, wedge top, slide block 7 is to away from logicalHole 3 directions are slided.
Described through hole 3 lower ends are provided with a stopper 11, and the width of described stopper 11 adds and drives wedge 2Width be greater than the width of through hole 3. Stopper 11 prevents from driving wedge 2 to depart from through hole 3.
A kind of connected mode of clamp 10 and slide block 7, described clamp 10 is affixed with slide block 7 screw threads.
Described through hole 3 is the center with profiling piece 4 through holder 1.
Drive wedge 2 under the promotion of driving mechanism, up slide, owing to driving wedge top 21 width graduallyThe formation inclined-plane that diminishes, slide block 7 is driving under the promotion of wedge 2, slides away from the direction of through hole 3, therebyMake slide block 7 drive clamp 10 away from the 4 direction motions of profiling piece, clamp 10 outwards opens certain journeyDegree, can take out the sealing strip 12 of the completion of processing in profiling piece 4 and clamp 10; Put into again oneNeed the sealing strip 12 of processing, now remove the active force of driving mechanism, at the first spring 6 and the second bulletUnder the effect of the bounce of spring 9, make slide block 7 to sliding near through hole 1 direction, drive wedge 2 to downslideMoving, and make to drive the bottom of wedge bottom 22 and stopper 11 to connect, slide block 7 drive clamp 10 toProfiling piece 4 is drawn close and is clamped sealing strip 12, carries out the processing of this sealing strip 12. Driving mechanism can be adoptedWith adopting cylinder, when the piston rod jack-up of cylinder, thereby with the bottom connection that drives wedge touch make to drive wedge toUpper slip, when the piston rod of cylinder restores to the original state, drives bottom and the stopper of wedge bottom to connect, withPiston rod has certain distance, can certainly adopt hydraulic cylinder and other driving mechanisms.
The present invention compared with prior art, has following beneficial effect: 1, by driving wedge 2 and the first bulletElastic force between spring 6, slide block 7 and the second spring 9, and drive the active force between wedge 2 and slide block 7,Under the promotion of driving mechanism, drive the clamping of clamp 10 and profiling piece 4 and unclamp, can be effectiveFixing seal bar can be processed two sealing strips simultaneously, and not only efficiency is high, and processesSealing strip reproducible; 2, opening and the smooth transition of the whole process energy of clamping of clamp, does not produce volumeOuter noise, is conducive to reduce workshop noise, protection operating personnel.